260217920

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{337}}^1$

素因数の和:500

約数の個数: 112

約数和(自身を含む): 659343360

約数和(自身を除く): 399125440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 127, 152, 160, 190, 254, 304, 320, 337, 380, 508, 608, 635, 674, 760, 1016, 1216, 1270, 1348, 1520, 1685, 2032, 2413, 2540, 2696, 3040, 3370, 4064, 4826, 5080, 5392, 6080, 6403, 6740, 8128, 9652, 10160, 10784, 12065, 12806, 13480, 19304, 20320, 21568, 24130, 25612, 26960, 32015, 38608, 40640, 42799, 48260, 51224, 53920, 64030, 77216, 85598, 96520, 102448, 107840, 128060, 154432, 171196, 193040, 204896, 213995, 256120, 342392, 386080, 409792, 427990, 512240, 684784, 772160, 813181, 855980, 1024480, 1369568, 1626362, 1711960, 2048960, 2739136, 3252724, 3423920, 4065905, 6505448, 6847840, 8131810, 13010896, 13695680, 16263620, 26021792, 32527240, 52043584, 65054480, 130108960, 260217920]

約数ペア:

[(1, 260217920), (2, 130108960), (4, 65054480), (5, 52043584), (8, 32527240), (10, 26021792), (16, 16263620), (19, 13695680), (20, 13010896), (32, 8131810), (38, 6847840), (40, 6505448), (64, 4065905), (76, 3423920), (80, 3252724), (95, 2739136), (127, 2048960), (152, 1711960), (160, 1626362), (190, 1369568), (254, 1024480), (304, 855980), (320, 813181), (337, 772160), (380, 684784), (508, 512240), (608, 427990), (635, 409792), (674, 386080), (760, 342392), (1016, 256120), (1216, 213995), (1270, 204896), (1348, 193040), (1520, 171196), (1685, 154432), (2032, 128060), (2413, 107840), (2540, 102448), (2696, 96520), (3040, 85598), (3370, 77216), (4064, 64030), (4826, 53920), (5080, 51224), (5392, 48260), (6080, 42799), (6403, 40640), (6740, 38608), (8128, 32015), (9652, 26960), (10160, 25612), (10784, 24130), (12065, 21568), (12806, 20320), (13480, 19304)]